How do Grammarly and Postwise compare in monthly traffic?

Grammarly has 59,783,496 monthly visits, while Postwise has 20,348. Traffic estimates describe audience size, not product quality.

How do their growth rates compare?

Grammarly has a month-over-month growth rate of +21.3%; Postwise has -1.4%.

How does pricing compare?

Grammarly: Freemium. Free plan ($0/month) includes core grammar and spelling checks, tone detection, and 100 generative AI prompts/month; Grammarly Pro costs $12/member/month billed annually ($144/year, or $30/month billed monthly) with full-sentence rewrites, plagiarism/AI detection, team style guides, and 2,000 AI prompts/month, while Enterprise offers custom pricing with unlimited AI prompts and BYOK security. Postwise: Free Trial, Paid.

What are alternatives to Grammarly and Postwise?

Other tools in related categories include ChatGPT, DeepL, AI Summarizer - 1, Quillbot Paraphraser, Gamma AI.

Grammarly vs Postwise — Traffic, Pricing & Feature Comparison

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Side-by-Side Traffic & Specification Matrix

Monthly traffic volume, acquisition channels, pricing structure, and ecosystem footprint

Dimension / Metric	Grammarly	Postwise
Official Domain	grammarly.com	postwise.ai
Pricing Model	Freemium	Free Trial, Paid
Pricing Details	Free plan ($0/month) includes core grammar and spelling checks, tone detection, and 100 generative AI prompts/month; Grammarly Pro costs $12/member/month billed annually ($144/year, or $30/month billed monthly) with full-sentence rewrites, plagiarism/AI detection, team style guides, and 2,000 AI prompts/month, while Enterprise offers custom pricing with unlimited AI prompts and BYOK security.	Free Trial, Paid
Monthly Visits	59.78M59,783,496 visits/mo	20.35K20,348 visits/mo
MoM Traffic Delta	+10.5M10,499,113 visits delta	-284-284 visits delta
MoM Growth Velocity (%)	+21.3%	-1.4%
Primary Market & Share	🇺🇸 United States(51.5% share)	🇺🇸 United States(37.3% share)
Direct Visits / mo	26.56M(26,564,576)	8.2K(8,195)
Referral Visits / mo	3.79M(3,788,072)	2.04K(2,038)
Email Visits / mo	1.78M(1,781,113)	598(598)
User Rating	5 / 5(96 reviews)	5 / 5(89 reviews)
Bookmarks	74 saves	1 save
Supported Platforms	Website	Website
Chrome Extension Installs	—	—
Discord Community Members	—	—
Primary Categories	AI Writing Assistants AI Text Generator AI Writing AI Grammar Checker	AI Writing Assistants AI Social Media Post Generator AI Scheduling AI Title Generator

Key Features, Pros & Limitations Side-by-Side

Grammarly

Cross-platform AI writing assistant delivering real-time grammar correction, tone alignment, authorship tracking, and team style guides.

Core Capabilities (5)

Ubiquitous Inline Rewriting & Tone Calibration

Works natively inside Chrome, Safari, Firefox, Edge, Windows, Mac, Google Docs, MS Office, and mobile keyboards to flag grammar mistakes, rewrite tangled sentences, and shift tone toward confident, empathetic, or executive registers.

Specialized AI Agents (AI Grader, Citation Finder & Reader Reactions)

Deploys contextual AI agents that predict how a target audience will react to a draft, locate credible supporting citations, grade essays against rubric criteria, and generate drafts using up to 2,000 monthly prompts on Pro.

Grammarly Authorship, AI Detector & Plagiarism Checker

Scans text against billions of web pages and academic databases for accidental plagiarism, detects AI-generated passages, and logs transparent document provenance via Authorship reports in Google Docs and Word.

Team Style Guides, Brand Tones & Knowledge Share

Enables teams on Pro and Enterprise plans to codify company terminology, ban deprecated jargon, enforce inclusive language, insert shared Snippets, and surface internal company definitions inline.

Strengths & Pros

+Frictionless cross-platform integration works inside virtually every browser, desktop app, email client, and mobile OS without copy-pasting into a separate chatbot.
+Consolidating Premium and Business into Grammarly Pro ($12/member/month annual) gives individuals and small teams access to style guides, analytics, and plagiarism/AI detection in one plan.
+Grammarly Authorship provides a constructive, transparent audit trail for students and writers to demonstrate human writing integrity alongside responsible AI editing.
+Mature enterprise security posture featuring BYOK encryption, Data Loss Prevention, and granular application/domain blocklists.

Limitations

–Month-to-month billing on Grammarly Pro is steep at $30/member/month compared to the $12/member/month annual commitment ($144 billed upfront).
–Core writing intelligence and style rules remain primarily optimized for English dialects (US, UK, Canadian, Australian, Indian) rather than native multilingual grammar checking.
–Aggressive inline underlines and pop-up agent cards can feel visually intrusive in dense technical documents or code-heavy web editors unless muted per domain.